// Copyright 2022 The kubegems.io Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package middleware

import (
	"github.com/gin-gonic/gin"
	"kubegems.io/kubegems/pkg/log"
	"kubegems.io/kubegems/pkg/service/handlers"
	"kubegems.io/kubegems/pkg/utils/httpsigs"
)

func SignerMiddleware() func(c *gin.Context) {
	signer := httpsigs.GetSigner()
	signer.AddWhiteList("/alert")
	signer.AddWhiteList("/alert")
	signer.AddWhiteList("/healthz")

	return func(c *gin.Context) {
		if err := signer.Validate(c.Request); err != nil {
			log.Error(err, "signer")
			handlers.Forbidden(c, err)
			c.Abort()
		}
	}
}
